Monday 9 January 2012

ScienceDaily: Latest Science News

ScienceDaily: Latest Science News


Graphene reveals its magnetic personality

Posted: 08 Jan 2012 11:36 AM PST

Can organic matter behave like a fridge magnet? Scientists have now shown that it can. Researchers took nonmagnetic graphene and then either 'peppered' it with other nonmagnetic atoms like fluorine or removed some carbon atoms from the chicken wire. The empty spaces, called vacancies, and added atoms all turned out to be magnetic, exactly like atoms of, for example, iron.

A decade of research shows PET effectively detects dementia

Posted: 07 Jan 2012 12:18 PM PST

Scientists find that a method of positron emission tomography safely and accurately detects dementia, including the most common and devastating form among the elderly, Alzheimer's disease.

Mass prostate cancer screening doesn't reduce deaths, study suggests

Posted: 07 Jan 2012 12:18 PM PST

There's new evidence that annual prostate cancer screening does not reduce deaths from the disease, even among men in their 50s and 60s and those with underlying health conditions, according to new research.

A smoking cessation benefit can save money for Medicaid

Posted: 07 Jan 2012 12:14 PM PST

New research indicates that including comprehensive tobacco cessation benefits in Medicaid insurance coverage can result in substantial savings for Medicaid programs. The study found that every dollar spent in program costs resulted in an average program savings of $3.12, which represents a $2.12 return on investment.

Dialysis treatments go green

Posted: 05 Jan 2012 02:58 PM PST

Solar power can help offset high utility costs and make hemodialysis treatments more environmentally friendly, according to a new study.

Listening to music can be effective for reducing pain in high-anxiety persons

Posted: 05 Jan 2012 01:17 PM PST

Distraction is an effective pain reliever, and a new study concludes that listening to music can be effective for reducing pain in high-anxiety persons who can easily become absorbed in cognitive activities.

New working definition of 'recovery' from mental disorders and substance use disorders

Posted: 05 Jan 2012 12:46 PM PST

A new working definition of recovery from mental disorders and substance use disorders has just been announced.

World Trade Center responders: PTSD and respiratory illness linked

Posted: 05 Jan 2012 12:46 PM PST

More than 10 years after 9/11, when thousands of rescue and recovery workers descended on the area surrounding the World Trade Center in the wake of the terrorist attacks, a research team has published results of a study examining the relationship between the two signature health problems among WTC first responders—respiratory illness and post-traumatic stress disorder (PTSD).

Student team's glucose sensor uses DNA instead of chemicals

Posted: 05 Jan 2012 12:00 PM PST

People with diabetes may one day have a less expensive resource for monitoring their blood glucose levels, if research by a group of students becomes reality.

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